WASHINGTON — President Trump laced into his top GOP congressional adversary, Rep. Thomas Massie, as the worst Republican in Congress ever, as he gears up for a trip to Kentucky . “I predict that ‘Representative’ Thomas Massie will go down as the WORST Republican Congressman in the long and fabled history of the United States Congress,” Trump needled on Truth Social. “Even worse than Crazy Liz Chaney [sic], Cryin’ Adam Kinzinger, and Marjorie ‘Traitor’ Brown (Remember, Green turns to Brown under